Shelter



FIG. 1 is a perspective view of a shelter showing our new design;

FIG. 2 is the front view of the shelter of FIG. 1;

FIG. 3 is the back view of the shelter of FIG. 1;

FIG. 4 is the top view of the shelter of FIG. 1;

FIG. 5 is the right side view of the shelter of FIG. 1;

FIG. 6 is the left side view of the shelter of FIG. 1; and,

FIG. 7 is the bottom view of the shelter of FIG. 1.

The broken lines depict portions of the shelter that form no part of the claim. 

CLAIM The ornamental design for a shelter, as shown and described. 